.page-products {
  background: var(--sy-paper);
  color: var(--sy-ink);
  font-family: var(--sy-font-sans);
  font-size: 17px;
  line-height: 1.8;
}

.page-products [id] {
  scroll-margin-top: calc(var(--sy-header-h) + 28px);
}

.page-products .sy-section {
  padding: clamp(48px, 7vw, 96px) 0;
}

.page-products h1,
.page-products h2,
.page-products h3 {
  font-family: var(--sy-font-serif);
  font-weight: 600;
  letter-spacing: .01em;
  color: var(--sy-teal-900);
}

.page-products h1 {
  font-size: clamp(30px, 4.4vw, 56px);
  line-height: 1.22;
  margin: 14px 0 0;
}

.page-products h2 {
  font-size: clamp(25px, 3vw, 38px);
  line-height: 1.32;
  margin: 12px 0 0;
}

.page-products h3 {
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.4;
  margin: 0 0 8px;
}

.page-products p {
  margin: 0 0 1.1em;
}

.page-products p:last-child {
  margin-bottom: 0;
}

.page-products img {
  display: block;
  max-width: 100%;
  height: auto;
}

.page-products a:focus-visible,
.page-products summary:focus-visible {
  outline: 3px solid var(--sy-clay);
  outline-offset: 3px;
  border-radius: 6px;
}

.page-products .p-link {
  color: var(--sy-teal-700);
  text-decoration: underline;
  text-decoration-color: rgba(196, 98, 45, .55);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
  transition: color .2s var(--sy-ease), text-decoration-color .2s var(--sy-ease);
}

.page-products .p-link:hover {
  color: var(--sy-clay);
  text-decoration-color: var(--sy-clay);
}

/* ---------- 首屏 ---------- */
.page-products .p-hero {
  padding-top: 26px;
  padding-bottom: clamp(48px, 7vw, 88px);
  background:
    radial-gradient(120% 90% at 88% 0%, rgba(126, 156, 136, .30) 0%, rgba(126, 156, 136, 0) 62%),
    linear-gradient(180deg, var(--sy-green-100) 0%, var(--sy-paper) 68%);
}

.page-products .p-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(26px, 4vw, 48px);
  align-items: end;
  margin-top: clamp(24px, 4vw, 40px);
}

.page-products .p-hero__text .sy-lede {
  margin-top: 20px;
  max-width: 46ch;
  color: var(--sy-slate-500);
}

.page-products .p-quickjump {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.page-products .p-quickjump a {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid var(--sy-green);
  border-radius: 999px;
  background: var(--sy-card);
  color: var(--sy-teal-900);
  font-size: 15px;
  text-decoration: none;
  transition: background-color .22s var(--sy-ease), border-color .22s var(--sy-ease), transform .22s var(--sy-ease);
}

.page-products .p-quickjump a:hover {
  background: var(--sy-green-100);
  border-color: var(--sy-teal-700);
  transform: translateY(-2px);
}

.page-products .sy-figure {
  margin: 0;
}

.page-products .sy-figure__frame {
  overflow: hidden;
  border-radius: var(--sy-radius-lg);
  background: var(--sy-mist);
}

.page-products .sy-figure__frame img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-products .sy-figure__cap {
  margin-top: 12px;
  font-size: 14px;
  letter-spacing: .04em;
  color: var(--sy-slate-500);
}

.page-products .p-hero__figure .sy-figure__frame img {
  aspect-ratio: 14 / 10;
}

/* ---------- 六类场景 ---------- */
.page-products .p-scenes {
  padding-top: 0;
}

.page-products .sy-section__head {
  max-width: 62ch;
}

.page-products .sy-section__head .sy-lede {
  margin-top: 16px;
  color: var(--sy-slate-500);
}

.page-products .p-scenes__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(28px, 4vw, 48px);
}

.page-products .p-scene {
  position: relative;
  align-self: start;
  padding: 24px 22px 20px;
  border: 1px solid var(--sy-mist);
  border-radius: var(--sy-radius-lg);
  background: var(--sy-card);
  transition: box-shadow .26s var(--sy-ease), background-color .26s var(--sy-ease);
}

.page-products .p-scene:nth-child(even) {
  background: var(--sy-green-100);
  border-color: transparent;
}

.page-products .p-scene[open] {
  box-shadow: 0 22px 46px -32px rgba(14, 58, 71, .55);
}

.page-products .p-scene__sum {
  display: grid;
  gap: 8px;
  padding-right: 34px;
  list-style: none;
  cursor: pointer;
}

.page-products .p-scene__sum::-webkit-details-marker {
  display: none;
}

.page-products .p-scene__sum::after {
  content: "+";
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: var(--sy-font-serif);
  font-size: 24px;
  line-height: 1;
  color: var(--sy-clay);
}

.page-products .p-scene[open] .p-scene__sum::after {
  content: "\2212";
}

.page-products .p-scene__num {
  font-family: var(--sy-font-serif);
  font-size: clamp(30px, 3.6vw, 42px);
  font-weight: 600;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--sy-clay-200);
}

.page-products .p-scene__title {
  font-family: var(--sy-font-serif);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--sy-teal-900);
}

.page-products .p-scene__hint {
  font-size: 15px;
  line-height: 1.7;
  color: var(--sy-slate-500);
}

.page-products .p-scene__body {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(14, 58, 71, .14);
}

.page-products .p-scene__body ul {
  margin: 0 0 14px;
  padding-left: 18px;
}

.page-products .p-scene__body li {
  margin-bottom: 6px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sy-slate-500);
}

.page-products .p-scene__link {
  margin: 0;
  font-size: 15px;
}

/* ---------- 换设备与账号验证 ---------- */
.page-products .p-flow {
  background: var(--sy-card);
}

.page-products .p-flow__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 52px);
}

.page-products .p-flow__main > p {
  max-width: 54ch;
  color: var(--sy-slate-500);
  margin-top: 16px;
}

.page-products .p-steps {
  position: relative;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .p-steps__wire {
  position: absolute;
  top: 18px;
  left: 16px;
  width: 4px;
  height: calc(100% - 44px);
  color: var(--sy-green);
}

.page-products .p-steps__item {
  position: relative;
  padding: 0 0 30px 58px;
}

.page-products .p-steps__item:last-child {
  padding-bottom: 0;
}

.page-products .p-steps__dot {
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--sy-clay);
  color: var(--sy-paper);
  font-family: var(--sy-font-serif);
  font-size: 16px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.page-products .p-steps__text {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--sy-slate-500);
}

.page-products .p-flow__aside {
  display: grid;
  gap: 20px;
  align-content: start;
  padding-left: 20px;
  border-left: 2px solid var(--sy-green-100);
}

.page-products .p-aside__head {
  font-family: var(--sy-font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--sy-teal-900);
  margin: 0 0 6px;
}

.page-products .p-flow__aside p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--sy-slate-500);
}

.page-products .p-aside__link {
  justify-self: start;
  font-size: 15px;
}

/* ---------- 服务开通与变更 ---------- */
.page-products .p-change__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(30px, 4vw, 56px);
  align-items: start;
}

.page-products .p-change__figure .sy-figure__frame img {
  aspect-ratio: 3 / 2;
}

.page-products .p-change__main > p {
  max-width: 54ch;
  color: var(--sy-slate-500);
  margin-top: 16px;
}

.page-products .p-lanes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 26px;
}

.page-products .p-lane {
  padding: 20px 20px 18px;
  border: 1px solid var(--sy-mist);
  border-radius: var(--sy-radius);
  background: var(--sy-card);
}

.page-products .p-lane--alt {
  background: var(--sy-green-100);
  border-color: transparent;
}

.page-products .p-lane__list {
  margin: 0;
  padding-left: 20px;
}

.page-products .p-lane__list li {
  margin-bottom: 6px;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--sy-slate-500);
}

.page-products .p-lane__list li::marker {
  color: var(--sy-clay);
  font-family: var(--sy-font-serif);
}

.page-products .p-materials {
  margin-top: 26px;
  padding: 22px;
  border-radius: var(--sy-radius);
  background: var(--sy-paper);
  border-left: 3px solid var(--sy-clay-200);
}

.page-products .p-materials__head {
  margin: 0 0 10px;
  font-family: var(--sy-font-serif);
  font-size: 17px;
  font-weight: 600;
  color: var(--sy-teal-900);
}

.page-products .p-materials ul {
  margin: 0 0 12px;
  padding-left: 18px;
}

.page-products .p-materials li {
  margin-bottom: 5px;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--sy-slate-500);
}

.page-products .p-materials__foot {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--sy-slate-500);
}

/* ---------- 横带 ---------- */
.page-products .p-band {
  background: var(--sy-mist);
  padding: clamp(28px, 4vw, 46px) 0;
}

.page-products .p-band p {
  max-width: 40ch;
  margin: 0;
  font-family: var(--sy-font-serif);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.6;
  color: var(--sy-teal-900);
}

/* ---------- 能力对照 ---------- */
.page-products .p-compare__figure {
  margin: clamp(26px, 4vw, 40px) 0 0;
}

.page-products .p-compare__figure .sy-figure__frame img {
  aspect-ratio: 4 / 3;
  max-height: 380px;
}

.page-products .p-compare__figure .sy-figure__cap {
  text-align: right;
}

.page-products .sy-table-scroll {
  margin-top: clamp(24px, 3vw, 34px);
  overflow-x: auto;
  border: 1px solid var(--sy-mist);
  border-radius: var(--sy-radius);
  -webkit-overflow-scrolling: touch;
}

.page-products .p-compare {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 15.5px;
  text-align: left;
}

.page-products .p-compare caption {
  padding: 16px 20px 12px;
  font-family: var(--sy-font-serif);
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--sy-slate-500);
  text-align: left;
}

.page-products .p-compare thead th {
  padding: 14px 20px;
  background: var(--sy-teal-900);
  color: var(--sy-paper);
  font-family: var(--sy-font-serif);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  vertical-align: top;
}

.page-products .p-compare tbody th,
.page-products .p-compare tbody td {
  padding: 16px 20px;
  line-height: 1.7;
  vertical-align: top;
  border-bottom: 1px solid var(--sy-mist);
  transition: background-color .12s linear;
}

.page-products .p-compare tbody th {
  font-family: var(--sy-font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--sy-teal-900);
}

.page-products .p-compare tbody td {
  color: var(--sy-slate-500);
}

.page-products .p-compare tbody tr:nth-child(odd) > * {
  background: var(--sy-card);
}

.page-products .p-compare tbody tr:nth-child(even) > * {
  background: var(--sy-green-100);
}

.page-products .p-compare tbody tr:hover > * {
  background: var(--sy-mist);
}

.page-products .p-compare tbody th[scope="row"],
.page-products .p-compare thead th:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
}

.page-products .p-compare tbody tr:last-child > * {
  border-bottom: 0;
}

.page-products .p-compare__foot {
  margin: 16px 0 0;
  font-size: 14px;
  line-height: 1.75;
  letter-spacing: .02em;
  color: var(--sy-slate-500);
}

/* ---------- 版本升级对照 ---------- */
.page-products .p-versions {
  background: var(--sy-card);
}

.page-products .p-versions__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 52px);
  align-items: start;
}

.page-products .p-versions__main > p {
  max-width: 54ch;
  color: var(--sy-slate-500);
  margin-top: 16px;
}

.page-products .p-vrow {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 14px;
  padding: 15px 0;
  border-bottom: 1px solid var(--sy-mist);
  align-items: start;
}

.page-products .p-vrow:first-of-type {
  margin-top: 22px;
}

.page-products .p-vrow__key {
  font-family: var(--sy-font-serif);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--sy-clay);
}

.page-products .p-vrow__val {
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--sy-slate-500);
}

.page-products .p-versions__next {
  margin: 20px 0 26px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--sy-slate-500);
}

.page-products .p-versions .sy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 26px;
  border-radius: 999px;
  font-size: 16px;
  text-decoration: none;
}

.page-products .p-versions__figure {
  margin: 0;
}

.page-products .p-versions__figure .sy-figure__frame img {
  aspect-ratio: 4 / 3;
}

/* ---------- 茶山横带 ---------- */
.page-products .p-valley {
  position: relative;
  margin: 0;
}

.page-products .p-valley img {
  width: 100%;
  height: clamp(170px, 24vw, 290px);
  object-fit: cover;
}

.page-products .p-valley figcaption {
  max-width: var(--sy-wrap);
  margin: 0 auto;
  padding: 14px var(--sy-gutter) 0;
  font-family: var(--sy-font-serif);
  font-size: 15px;
  letter-spacing: .06em;
  color: var(--sy-slate-500);
}

/* ---------- 支持与响应 ---------- */
.page-products .p-support {
  background: var(--sy-teal-900);
  color: var(--sy-paper);
}

.page-products .p-support h2 {
  color: var(--sy-paper);
}

.page-products .p-support__eyebrow {
  color: var(--sy-clay-200);
}

.page-products .p-support__lede {
  color: rgba(247, 244, 238, .78);
  margin-top: 16px;
}

.page-products .p-support__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: clamp(28px, 4vw, 44px);
}

.page-products .p-support__card {
  padding: 24px 22px;
  border: 1px solid rgba(247, 244, 238, .18);
  border-radius: var(--sy-radius);
  background: rgba(247, 244, 238, .04);
}

.page-products .p-support__card h3 {
  color: var(--sy-paper);
  margin-bottom: 10px;
}

.page-products .p-support__card p {
  font-size: 15.5px;
  line-height: 1.75;
  color: rgba(247, 244, 238, .72);
  margin-bottom: 14px;
}

.page-products .p-support__meta {
  font-family: var(--sy-font-serif);
  font-size: 16px !important;
  letter-spacing: .02em;
  color: var(--sy-clay-200) !important;
  word-break: break-all;
  margin-bottom: 14px;
}

.page-products .p-support__link {
  font-size: 15px;
  color: var(--sy-clay-200);
  text-decoration-color: rgba(232, 168, 124, .7);
}

.page-products .p-support__link:hover {
  color: var(--sy-paper);
  text-decoration-color: var(--sy-paper);
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-products .p-lanes {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .p-support__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 700px) {
  .page-products .p-scenes__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }
}

@media (min-width: 900px) {
  .page-products .p-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(40px, 5vw, 64px);
  }

  .page-products .p-change__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  }

  .page-products .p-versions__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
  }

  .page-products .p-support__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1000px) {
  .page-products .p-flow__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 4fr);
    gap: clamp(40px, 5vw, 64px);
  }
}

@media (min-width: 1080px) {
  .page-products .p-scenes__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 26px 24px;
  }

  .page-products .p-scene:nth-child(even) {
    margin-top: 48px;
  }

  .page-products .p-scenes__grid {
    padding-bottom: 48px;
  }
}

@media (max-width: 639px) {
  .page-products .p-scene {
    padding: 20px 18px 18px;
  }

  .page-products .p-scene__sum::after {
    top: 16px;
    right: 16px;
  }

  .page-products .p-flow__aside {
    padding-left: 16px;
  }

  .page-products .p-materials {
    padding: 18px;
  }

  .page-products .p-vrow {
    grid-template-columns: 48px 1fr;
    gap: 10px;
  }

  .page-products .p-compare__figure .sy-figure__cap {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .p-quickjump a,
  .page-products .p-link,
  .page-products .p-scene,
  .page-products .p-compare tbody th,
  .page-products .p-compare tbody td {
    transition: none;
  }

  .page-products .p-quickjump a:hover {
    transform: none;
  }
}
<<<END>>>